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Related Concept Videos

Continuous Renal Replacement Therapy01:30

Continuous Renal Replacement Therapy

Continuous Renal Replacement Therapy, also known as CRRT, is a procedural treatment for acute kidney injury (AKI) that gradually removes uremic toxins and fluids while maintaining acid-base balance and stabilizing electrolytes. It is particularly useful for hemodynamically unstable patients. Unlike intermittent hemodialysis, which is faster, CRRT provides a gentler approach over 24 hours, closely mimicking the function of natural kidneys. However, CRRT is not ideal for patients with...
Extracorporeal Removal of Drugs: Continuous Renal Replacement Therapy01:26

Extracorporeal Removal of Drugs: Continuous Renal Replacement Therapy

Continuous Renal Replacement Therapy (CRRT) is an essential intervention for patients experiencing severe kidney dysfunction. This therapy offers a continuous mechanism for removing fluids and toxins from the bloodstream, leveraging the patient’s blood pressure to facilitate filtration through a specialized filter. This method contrasts with intermittent dialysis, providing a gentler and more consistent removal of waste products and excess fluid, which is particularly beneficial in critically...
Acute Kidney Injury V: Interprofessional Care01:20

Acute Kidney Injury V: Interprofessional Care

Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
Dialysis01:27

Dialysis

Renal failure occurs when the kidneys lose their ability to filter waste products from the blood effectively. It can be classified into two types: acute renal failure (ARF) and chronic renal failure (CRF).
Acute kidney injury develops suddenly and can be caused by pre-renal causes (e.g., hypovolemia, shock), intrinsic renal causes (e.g., acute tubular necrosis), or post-renal causes (e.g., urinary obstruction). In contrast, chronic renal failure progresses gradually over time and is often...
Extracorporeal Removal of Drugs: Peritoneal Dialysis and Hemodialysis01:30

Extracorporeal Removal of Drugs: Peritoneal Dialysis and Hemodialysis

Patients with end-stage renal disease (ESRD) or those experiencing drug overdose often require extracorporeal methods to eliminate accumulated drugs and metabolites. Hemoperfusion, hemofiltration, and dialysis are the primary techniques to rapidly remove harmful substances without disrupting the patient's fluid and electrolyte balance. For those with compromised renal function, dosage adjustments of concurrent medications may be necessary during extracorporeal drug removal.Dialysis is a process...
Kidney Transplant III: Nursing Management01:16

Kidney Transplant III: Nursing Management

Postoperative Nursing Management for Kidney Transplant PatientsPostoperative nursing management care includes monitoring the surgical site, encouraging early movement, and promoting lung health through breathing exercises. Nurses also administer prescribed medications like H2-blockers, such as famotidine, or proton pump inhibitors, like omeprazole, to help prevent gastrointestinal ulcers and bleeding. Fungal infections in the mouth and bladder can result from immunosuppressive and antibiotic...

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Related Experiment Video

Updated: Jul 1, 2026

Surgical Techniques for Catheter Placement and 5/6 Nephrectomy in Murine Models of Peritoneal Dialysis
07:11

Surgical Techniques for Catheter Placement and 5/6 Nephrectomy in Murine Models of Peritoneal Dialysis

Published on: July 19, 2018

Renal replacement therapies: physiological review.

Claudio Ronco1, Zaccaria Ricci

  • 1Department of Nephrology, Dialysis and Transplantation, S.Bortolo Hospital, Viale Rodolfi, 36100 Vicenza, Italy. cronco@goldnet.it.

Intensive Care Medicine
|September 16, 2008
PubMed
Summary
This summary is machine-generated.

Renal replacement therapies (RRT) aim to restore kidney function but present physiological challenges. Optimizing RRT by understanding its benefits and risks is crucial for improving acute kidney injury (AKI) patient outcomes.

Related Experiment Videos

Last Updated: Jul 1, 2026

Surgical Techniques for Catheter Placement and 5/6 Nephrectomy in Murine Models of Peritoneal Dialysis
07:11

Surgical Techniques for Catheter Placement and 5/6 Nephrectomy in Murine Models of Peritoneal Dialysis

Published on: July 19, 2018

Area of Science:

  • Nephrology
  • Critical Care Medicine

Background:

  • Renal replacement therapies (RRT) are complex extracorporeal treatments for acute kidney injury (AKI).
  • Achieving true physiological replacement of native kidney function with current RRT remains a significant challenge.
  • Understanding the interplay between RRT's intended physiological effects and its inherent pathophysiology is critical.

Purpose of the Study:

  • To review the physiology and pathophysiology of various RRT modalities.
  • To analyze fluid and solute removal, acid-base balance, and mortality impact across different RRT approaches.
  • To highlight the clinical effects and potential adverse events associated with RRT in critically ill patients.

Main Methods:

  • Comprehensive review of existing literature on RRT physiology and pathophysiology.
  • Analysis of intermittent and continuous RRT modalities and their prescriptions.
  • Evaluation of the impact of RRT on critically ill patients with AKI.

Main Results:

  • Different RRT modalities yield distinct physiological and clinical effects.
  • The pathophysiology of RRT, including unintended clinical effects, is often under-recognized.
  • Both physiological benefits and pathophysiological risks coexist during RRT sessions.

Conclusions:

  • Optimizing RRT requires a thorough understanding of both its physiological goals and pathophysiological realities.
  • Enhanced awareness of the benefits and dangers of various RRT modalities can improve renal recovery and survival in AKI.
  • Future improvements in RRT will stem from balancing intended physiological restoration with mitigation of adverse effects.